Vossloh Euro 4000 is a class of six-axle diesel-electric locomotives built by Vossloh for the European market. The rigid bodyshell show technical similarities with the predecessors RENFE 334 and EWS Class 67. The design is modular allowing easy access and change of internal components. The locomotives can be supplied with alternative engines subject to the customers demands. The twin cabs have a central driving position with the controls arranged around the drivers seat, the cab is air-conditioned and and designed to minimise noise.Source: http://en.wikipedia.org/wiki/Vossloh_Euro